Bifrose.BIN

It allows to gain remote access to the affected computer.
It captures certain information entered or saved by the user, with the corresponding threat to privacy.
It carries out actions that decrease the security level of the computer.
It spreads
, via email.

Affected platforms:

Windows 2003/XP/2000/NT/ME/98/95

First detected on:

May 8, 2009

Detection updated on:

May 11, 2009

Statistics

No

Brief Description

Bifrose.BIN is a backdoor that allows hackers to gain remote access to the affected computer in order to carry out actions that compromise user confidentiality and impede the tasks performed on the computer.

It captures certain information entered or saved by the user, with the corresponding threat to privacy:
keystrokes, in order to obtain information for accessing online banking services, passwords and other confidential information.

It sends the gathered information to a remote user by any available means: email, FTP, etc.

It reduces the security level of the computer:
it changes the security settings of Internet Explorer, decreasing its security level; it awaits remote-control orders received through
IRC.

Bifrose.BIN uses the following propagation or distribution methods:

Exploiting vulnerabilities with the intervention of the user: exploiting vulnerabilities in file formats or applications. To exploit them successfully it needs the intervention of the user: opening files, viewing malicious web pages, reading emails, etc.

Email: sending emails that include a copy of itself as an attachment. The computer is infected when the attachment is run.

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